/* ==========================================================================
   Limpieza de Tapicerías Madrid — Hoja de estilos principal
   Mobile-first · CSS limpio, sin dependencias · Fuente: Plus Jakarta Sans (CDN)
   ========================================================================== */

/* ---------- 1. Design tokens ---------- */
:root {
  /* Paleta: verde azulado profundo (limpieza/frescura) + crema cálido + ámbar (acento) */
  --bg: #FBF8F1;
  --surface: #FFFFFF;
  --ink: #13312B;
  --muted: #5E726C;
  --brand: #0E6E63;
  --brand-dark: #0A5149;
  --brand-deep: #06352F;
  --brand-light: #E1F0EB;
  --brand-mist: #F0F7F4;
  --accent: #E9A13B;
  --accent-soft: #FBEFDC;
  --line: #E8E2D4;
  --success: #17875A;
  --error: #C0392B;

  --radius: 18px;
  --radius-sm: 12px;
  --shadow: 0 12px 34px rgba(6, 53, 47, .10);
  --shadow-lg: 0 22px 60px rgba(6, 53, 47, .16);

  --font: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --header-h: 76px;
  --container: 1140px;
}

/* ---------- 2. Reset / base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }
a { color: var(--brand); text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--brand-dark); }

h1, h2, h3, h4 {
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-weight: 700;
  color: var(--ink);
  text-wrap: balance;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 20px;
}

section[id], div[id] { scroll-margin-top: calc(var(--header-h) + 16px); }

::selection { background: var(--brand); color: #fff; }

/* ---------- 3. Botones ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 26px;
  border-radius: 999px;
  border: 2px solid transparent;
  font-family: var(--font);
  font-size: .95rem;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease, border-color .18s ease;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px) scale(.99); }
.btn svg { flex: none; }

.btn-primary {
  background: var(--brand);
  color: #fff;
  box-shadow: 0 8px 20px rgba(14, 110, 99, .28);
}
.btn-primary:hover { background: var(--brand-dark); color: #fff; transform: translateY(-2px); box-shadow: 0 12px 26px rgba(14, 110, 99, .34); }

.btn-outline {
  background: transparent;
  color: var(--brand-dark);
  border-color: var(--brand);
}
.btn-outline:hover { background: var(--brand-light); color: var(--brand-dark); transform: translateY(-2px); }

.btn-light {
  background: #fff;
  color: var(--brand-dark);
}
.btn-light:hover { background: var(--brand-light); transform: translateY(-2px); }

.btn-ghost-light {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, .55);
}
.btn-ghost-light:hover { background: rgba(255, 255, 255, .12); color: #fff; }

.btn-whatsapp { background: #25D366; color: #fff; box-shadow: 0 8px 20px rgba(37, 211, 102, .32); }
.btn-whatsapp:hover { background: #1EBE57; color: #fff; transform: translateY(-2px); }

/* ---------- 4. Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(251, 248, 241, .86);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav-inner { display: flex; align-items: center; gap: 18px; min-height: var(--header-h); }

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--ink);
  margin-right: auto;
}
.brand strong { color: var(--brand); font-weight: 800; }
.brand-mark {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 13px;
  background: linear-gradient(135deg, var(--brand), var(--brand-dark));
  color: #fff;
  flex: none;
  box-shadow: 0 6px 14px rgba(14, 110, 99, .3);
}

.nav-links { display: none; }
.nav-links a {
  color: var(--ink);
  font-weight: 600;
  font-size: .95rem;
  padding: 8px 4px;
  border-bottom: 2px solid transparent;
}
.nav-links a:hover { color: var(--brand); border-bottom-color: var(--brand); }
.nav-links a[aria-current="page"] { color: var(--brand); border-bottom-color: var(--brand); }

.nav-phone { display: none; padding: 11px 18px; font-size: .88rem; }

.nav-toggle {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
  cursor: pointer;
}
.nav-toggle:hover { border-color: var(--brand); color: var(--brand); }

/* Menú móvil desplegable */
.nav-links.open {
  display: flex;
  flex-direction: column;
  gap: 4px;
  position: absolute;
  top: var(--header-h);
  left: 0;
  right: 0;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  box-shadow: var(--shadow);
  padding: 16px 20px 22px;
  z-index: 59;
}
.nav-links.open a { padding: 12px 6px; border-bottom: 1px solid var(--line); }
.nav-links.open a:last-child { border-bottom: 0; }

@media (min-width: 920px) {
  .nav-links { display: flex; gap: 26px; align-items: center; }
  .nav-phone { display: inline-flex; }
  .nav-toggle { display: none; }
}

/* ---------- 5. Hero ---------- */
.hero {
  position: relative;
  overflow: hidden;
  padding: 56px 0 64px;
  background:
    radial-gradient(52% 60% at 88% 12%, rgba(225, 240, 235, .9), transparent 70%),
    radial-gradient(40% 46% at 4% 88%, rgba(251, 239, 220, .8), transparent 70%),
    var(--bg);
}
.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line), transparent);
}
.hero-grid { display: grid; gap: 40px; align-items: center; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .8rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--brand);
  background: var(--brand-light);
  border: 1px solid rgba(14, 110, 99, .18);
  padding: 8px 14px;
  border-radius: 999px;
  margin-bottom: 18px;
}
.hero h1 { font-size: clamp(2.05rem, 6.4vw, 3.35rem); font-weight: 800; margin-bottom: 18px; }
.hero p.lead { font-size: clamp(1.02rem, 2.4vw, 1.13rem); color: var(--muted); max-width: 60ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 28px; }
/* Evita que el CTA largo desborde en pantallas estrechas */
@media (max-width: 560px) {
  .hero-actions .btn,
  .cta-actions .btn {
    width: 100%;
    white-space: normal;
    text-align: center;
  }
}
.hero-chips { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; }
.chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: .84rem;
  font-weight: 600;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 14px;
  box-shadow: 0 3px 10px rgba(6, 53, 47, .05);
}
.chip svg { color: var(--brand); flex: none; }

.hero-media { position: relative; }
.hero-media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 26px;
  box-shadow: var(--shadow-lg);
}
.hero-badge {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 10px;
  bottom: 18px;
  left: 18px;
  background: #fff;
  border-radius: 16px;
  padding: 12px 16px;
  box-shadow: var(--shadow-lg);
  font-size: .86rem;
  font-weight: 700;
}
.hero-badge svg { color: var(--brand); }
.hero-badge small { display: block; font-weight: 500; color: var(--muted); font-size: .76rem; line-height: 1.3; }

@media (min-width: 920px) {
  .hero { padding: 88px 0 96px; }
  .hero-grid { grid-template-columns: 1.05fr .95fr; gap: 56px; }
}

/* ---------- 6. Breadcrumb ---------- */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
  font-size: .8rem;
  color: var(--muted);
  margin-bottom: 16px;
}
.breadcrumb a { color: var(--muted); font-weight: 600; }
.breadcrumb a:hover { color: var(--brand); }
.breadcrumb [aria-current="page"] { color: var(--ink); font-weight: 700; }
.breadcrumb svg { color: var(--line); }

/* ---------- 7. Secciones genéricas ---------- */
.section { padding: 72px 0; }
.section--tint { background: var(--brand-mist); }
.section--cream { background: var(--bg); }
.section--dark {
  background:
    radial-gradient(60% 90% at 85% 0%, rgba(14, 110, 99, .55), transparent 60%),
    var(--brand-deep);
  color: #fff;
}

.section-head { max-width: 720px; margin-bottom: 44px; }
.section-head.center { margin-inline: auto; text-align: center; }
.section-kicker {
  display: inline-block;
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--brand);
  margin-bottom: 12px;
}
.section--dark .section-kicker { color: #7FD4C6; }
.section-head h2 { font-size: clamp(1.7rem, 4.4vw, 2.5rem); font-weight: 800; }
.section-head p { color: var(--muted); margin-top: 12px; font-size: 1.02rem; }
.section--dark .section-head p { color: rgba(255, 255, 255, .78); }

/* ---------- 8. Por qué elegirnos (features) ---------- */
.features-grid { display: grid; gap: 18px; }
.feature-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 24px;
  box-shadow: 0 6px 18px rgba(6, 53, 47, .05);
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.feature-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: rgba(14, 110, 99, .3); }
.feature-icon {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border-radius: 15px;
  background: var(--brand-light);
  color: var(--brand);
  margin-bottom: 16px;
}
.feature-card h3 { font-size: 1.06rem; margin-bottom: 8px; }
.feature-card p { font-size: .92rem; color: var(--muted); }

@media (min-width: 640px)  { .features-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .features-grid { grid-template-columns: repeat(4, 1fr); } }

/* ---------- 9. Contenido editorial (copy por zona) ---------- */
.content-block { max-width: 780px; }
.content-block h2 { font-size: clamp(1.5rem, 3.6vw, 2.05rem); margin-bottom: 16px; }
.content-block p { color: var(--muted); font-size: 1.03rem; margin-bottom: 18px; }
.content-block p strong { color: var(--ink); }
.content-block .highlight-note {
  border-left: 4px solid var(--brand);
  background: var(--brand-light);
  padding: 16px 20px;
  border-radius: 0 14px 14px 0;
  color: var(--ink);
  font-size: .98rem;
}
.content-layout { display: grid; gap: 40px; }
@media (min-width: 920px) {
  .content-layout { grid-template-columns: 1fr .9fr; align-items: start; }
  .content-aside { position: sticky; top: calc(var(--header-h) + 24px); }
}

/* Mini-tarjeta lateral "datos rápidos" */
.info-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
  box-shadow: 0 6px 18px rgba(6, 53, 47, .05);
}
.info-card h3 { font-size: 1.05rem; margin-bottom: 14px; display: flex; align-items: center; gap: 8px; }
.info-card h3 svg { color: var(--brand); }
.info-card li { display: flex; gap: 10px; font-size: .92rem; color: var(--muted); padding: 9px 0; border-bottom: 1px dashed var(--line); }
.info-card li:last-child { border-bottom: 0; }
.info-card li svg { color: var(--brand); flex: none; margin-top: 3px; }

/* ---------- 10. Proceso (3 pasos) ---------- */
.steps { display: grid; gap: 18px; counter-reset: step; }
.step {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 26px 26px;
  box-shadow: 0 6px 18px rgba(6, 53, 47, .05);
  transition: transform .2s ease, box-shadow .2s ease;
}
.step:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.step-num {
  position: absolute;
  top: -16px;
  left: 26px;
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--brand);
  color: #fff;
  font-weight: 800;
  font-size: .9rem;
  box-shadow: 0 6px 14px rgba(14, 110, 99, .35);
}
.step-icon { display: grid; place-items: center; width: 56px; height: 56px; border-radius: 16px; background: var(--brand-light); color: var(--brand); margin-bottom: 16px; }
.step h3 { font-size: 1.1rem; margin-bottom: 8px; }
.step p { font-size: .94rem; color: var(--muted); }

@media (min-width: 900px) { .steps { grid-template-columns: repeat(3, 1fr); } }

/* ---------- 11. Manchas que eliminamos ---------- */
.spots-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.spot-chip {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px 16px;
  font-weight: 600;
  font-size: .92rem;
  transition: border-color .2s ease, transform .2s ease, box-shadow .2s ease;
}
.spot-chip:hover { border-color: rgba(14, 110, 99, .35); transform: translateY(-2px); box-shadow: var(--shadow); }
.spot-chip svg { color: var(--brand); flex: none; }
@media (min-width: 760px) { .spots-grid { grid-template-columns: repeat(3, 1fr); } }

/* ---------- 12. Zonas de servicio ---------- */
.zones-grid { display: grid; gap: 16px; }
.zone-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  color: var(--ink);
  box-shadow: 0 6px 18px rgba(6, 53, 47, .05);
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.zone-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: rgba(14, 110, 99, .35); }
.zone-card .zone-pin { color: var(--brand); margin-bottom: 4px; }
.zone-card h3 { font-size: 1.08rem; }
.zone-card p { font-size: .88rem; color: var(--muted); flex: 1; }
.zone-card .zone-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .88rem;
  font-weight: 800;
  color: var(--brand);
  margin-top: 10px;
}
.zone-card .zone-link svg { transition: transform .2s ease; }
.zone-card:hover .zone-link svg { transform: translateX(4px); }

@media (min-width: 640px)  { .zones-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .zones-grid { grid-template-columns: repeat(3, 1fr); } }

/* Chips de zonas (compactos, páginas de zona) */
.zones-strip { display: flex; flex-wrap: wrap; gap: 10px; }
.zones-strip a {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 9px 16px;
  font-size: .88rem;
  font-weight: 600;
  color: var(--ink);
  transition: border-color .2s ease, transform .2s ease, background .2s ease;
}
.zones-strip a:hover { border-color: var(--brand); color: var(--brand); transform: translateY(-2px); background: var(--brand-light); }

/* ---------- 13. Testimonios (placeholder) ---------- */
.testimonios-placeholder {
  border: 2px dashed rgba(14, 110, 99, .35);
  border-radius: var(--radius);
  background: var(--brand-mist);
  padding: 44px 28px;
  text-align: center;
  max-width: 720px;
  margin-inline: auto;
}
.testimonios-placeholder .tp-icon {
  display: grid;
  place-items: center;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--brand-light);
  color: var(--brand);
  margin: 0 auto 16px;
}
.testimonios-placeholder p { color: var(--muted); max-width: 46ch; margin: 6px auto; }
.testimonios-placeholder .tp-tag {
  display: inline-block;
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--brand);
  background: var(--brand-light);
  padding: 6px 12px;
  border-radius: 999px;
  margin-bottom: 12px;
}

/* ---------- 14. FAQ acordeón ---------- */
.faq-list { max-width: 780px; margin-inline: auto; display: grid; gap: 12px; }
.faq-item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.faq-item.open { border-color: rgba(14, 110, 99, .4); box-shadow: var(--shadow); }
.faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  text-align: left;
  background: none;
  border: 0;
  padding: 20px 22px;
  font-family: var(--font);
  font-size: 1rem;
  font-weight: 700;
  color: var(--ink);
  cursor: pointer;
}
.faq-q:hover { color: var(--brand); }
.faq-q .faq-chevron {
  flex: none;
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--brand-light);
  color: var(--brand);
  transition: transform .25s ease, background .2s ease;
}
.faq-item.open .faq-chevron { transform: rotate(180deg); background: var(--brand); color: #fff; }
.faq-a {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows .28s ease;
}
.faq-item.open .faq-a { grid-template-rows: 1fr; }
.faq-a-inner { overflow: hidden; }
.faq-a-inner p { padding: 0 22px 20px; color: var(--muted); font-size: .95rem; }

/* ---------- 15. CTA banda oscura ---------- */
.cta-band { text-align: center; padding: 84px 0; }
.cta-band h2 { color: #fff; font-size: clamp(1.8rem, 4.8vw, 2.7rem); font-weight: 800; max-width: 20ch; margin: 0 auto 16px; }
.cta-band p { color: rgba(255, 255, 255, .8); max-width: 52ch; margin: 0 auto 30px; font-size: 1.05rem; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; }
.cta-note { margin-top: 18px; font-size: .84rem; color: rgba(255, 255, 255, .62); display: inline-flex; align-items: center; gap: 6px; }

/* ---------- 16. Contacto ---------- */
.contact-grid { display: grid; gap: 40px; }
.contact-info h2 { margin-bottom: 12px; }
.contact-info > p { color: var(--muted); margin-bottom: 26px; }
.contact-methods { display: grid; gap: 14px; }
.contact-method {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px 18px;
  transition: border-color .2s ease, transform .2s ease;
}
.contact-method:hover { border-color: rgba(14, 110, 99, .4); transform: translateX(4px); }
.contact-method .cm-icon { display: grid; place-items: center; width: 46px; height: 46px; border-radius: 13px; background: var(--brand-light); color: var(--brand); flex: none; }
.contact-method strong { display: block; font-size: .86rem; }
.contact-method span { font-size: .88rem; color: var(--muted); }

.contact-form {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 30px 24px;
  box-shadow: var(--shadow);
}
.contact-form h3 { font-size: 1.2rem; margin-bottom: 6px; }
.contact-form > p { color: var(--muted); font-size: .9rem; margin-bottom: 22px; }
.form-row { display: grid; gap: 16px; }
@media (min-width: 640px) { .form-row.two { grid-template-columns: 1fr 1fr; } }
.form-field { display: grid; gap: 6px; }
.form-field label { font-size: .86rem; font-weight: 700; }
.form-field label span { color: var(--error); }
.form-field input,
.form-field textarea {
  width: 100%;
  font-family: var(--font);
  font-size: .95rem;
  color: var(--ink);
  background: var(--brand-mist);
  border: 1.5px solid var(--line);
  border-radius: 12px;
  padding: 13px 15px;
  transition: border-color .2s ease, box-shadow .2s ease, background .2s ease;
}
.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--brand);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(14, 110, 99, .12);
}
.form-field textarea { resize: vertical; min-height: 120px; }
.form-note { font-size: .78rem; color: var(--muted); margin-top: 4px; }
.form-submit { margin-top: 20px; width: 100%; }
.form-status { margin-top: 14px; font-size: .9rem; font-weight: 600; display: none; }
.form-status.ok { display: block; color: var(--success); }
.form-status.err { display: block; color: var(--error); }
.privacy-note { font-size: .76rem; color: var(--muted); margin-top: 12px; text-align: center; }

/* ---------- 17. Footer ---------- */
.site-footer { background: var(--brand-deep); color: rgba(255, 255, 255, .8); padding: 64px 0 0; }
.footer-grid { display: grid; gap: 40px; padding-bottom: 48px; }
.footer-brand .brand { color: #fff; }
.footer-brand .brand strong { color: #7FD4C6; }
.footer-brand p { font-size: .9rem; margin-top: 14px; max-width: 34ch; }
.footer-col h4 {
  color: #fff;
  font-size: .82rem;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.footer-col ul { display: grid; gap: 10px; }
.footer-col a { color: rgba(255, 255, 255, .78); font-size: .92rem; }
.footer-col a:hover { color: #7FD4C6; }
.footer-contact li { display: flex; gap: 10px; font-size: .92rem; align-items: flex-start; }
.footer-contact svg { color: #7FD4C6; flex: none; margin-top: 3px; }
.footer-contact a { color: rgba(255, 255, 255, .78); }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .14);
  padding: 22px 0;
  font-size: .82rem;
  color: rgba(255, 255, 255, .55);
  text-align: center;
}
@media (min-width: 760px) {
  .footer-grid { grid-template-columns: 1.4fr 1fr 1fr 1.2fr; }
}

/* ---------- 18. Botón flotante WhatsApp ---------- */
.wa-float {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 70;
  display: grid;
  place-items: center;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #25D366;
  color: #fff;
  box-shadow: 0 10px 26px rgba(37, 211, 102, .45);
  transition: transform .2s ease, box-shadow .2s ease;
  animation: wa-in .6s ease both;
}
.wa-float:hover { transform: translateY(-4px) scale(1.05); box-shadow: 0 14px 34px rgba(37, 211, 102, .55); color: #fff; }
.wa-float::after {
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 2px solid rgba(37, 211, 102, .4);
  animation: wa-pulse 2.4s ease-out infinite;
}
@keyframes wa-in { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: translateY(0); } }
@keyframes wa-pulse { 0% { transform: scale(.85); opacity: 1; } 100% { transform: scale(1.35); opacity: 0; } }

/* ---------- 19. Utilidades ---------- */
.text-center { text-align: center; }
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}